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B 題目注釋 A . raining, workB . to rain, workingC . raining, with the workD . to rain, to work18. I can39。t _________ you running up and down all day long. 正確答案:C 題目注釋 A . permitB . letC . haveD . allow19. A person ______ a foreign language must be able to use the foreign language _______ all his own. 正確答案:A 題目注釋 A . learning, forgettingB . who learns, to forgetC . to learn, to forgetD . using, but20. I like ______ very much, but I don39。t like ________ this morning. 正確答案:C 題目注釋 A . swimming, swimmingB . to swim, to swimC . swimming, to swimD . to swim, swimming